CN105428849A - Conduction method and structure for improving leakage current of server - Google Patents
Conduction method and structure for improving leakage current of server Download PDFInfo
- Publication number
- CN105428849A CN105428849A CN201510768958.XA CN201510768958A CN105428849A CN 105428849 A CN105428849 A CN 105428849A CN 201510768958 A CN201510768958 A CN 201510768958A CN 105428849 A CN105428849 A CN 105428849A
- Authority
- CN
- China
- Prior art keywords
- server
- leakage current
- wire
- electric installation
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000010079 rubber tapping Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 15
- 229910001369 Brass Inorganic materials 0.000 description 3
- 239000010951 brass Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/26—End pieces terminating in a screw clamp, screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/64—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail
- H01R4/646—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail for cables or flexible cylindrical bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
Landscapes
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
Abstract
The invention discloses a conductive method and a structure for improving leakage current of a server, belonging to the field of server setting.A group of conductive devices is arranged on the back of a server case, firstly, a group of conductive devices is arranged at one corner of the lower side of the back of the server case, and then the conductive devices are connected with a grounding device through a lead, so that the leakage current of the server is transmitted to the grounding device through the conductive devices and the lead, thereby reducing the leakage current value of the server, ensuring that the leakage current value of the server is less than 3.5 milliamperes, and having the advantage of realizing that the leakage current index of 8 paths of servers meets the requirements of UL safety standard UL60950 with very low cost.
Description
Technical field
The present invention relates to a kind of server, specifically a kind of conductive method and structure improving server leakage current.
Background technology
UL certification is the safety certification of the U.S., is the certification that international public credibility is very high, if by this certification, has very important significance to the international market tool of developing server.The safety standard that UL certification adopts is UL60950, and it requires that the leakage current numerical value of 8 road servers can not more than 3.5 milliamperes.Otherwise server cannot by UL certification.When designing some high-end servers, encounter the situation that leakage current exceeds standard sometimes, if re-start design to server can spend very high cost.
Summary of the invention
Technical assignment of the present invention is for above deficiency, provides a kind of conductive method and the structure of improving server leakage current, solves above technical problem.
The technical solution adopted for the present invention to solve the technical problems is: this structure comprises electric installation, wire and earthing device, and wherein, electric installation is arranged on machine box for server back underside one jiao of place, and this electric installation is connected with earthing device by wire.
Described electric installation is screw, and screw is screwed on screwed hole corresponding to machine box for server, and wherein, the joint of wire is crimped between machine box for server and screw.
Described screw head is socketed with insulating case.
Described screw is tapping screw, and its diameter specifications is 3.5mm ~ 3.7mm.
Described earthing device is earth rod, and this earth rod sidewall opens jack, and the joint of wire to be inserted in jack and fixed by trim ring.
The present invention is directed to the 8 road servers that leakage current exceeds standard, by above structure and between connection, the Leakage Current of server is made to be delivered to earthing device by electric installation and wire, thus reduce the Leakage Current numerical value of server, server leakage current numerical value is made to be less than 3.5 milliamperes, avoid and server is redesigned, thus achieve with very low cost the requirement that 8 road server leakage current indexs meet UL safety standard UL60950.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Accompanying drawing 1 is a kind of conductive method and each unit connection structure schematic diagram of structure of improving server leakage current.
In figure: 1. tapping screw, 2. wire, 3. machine box for server, 4. insulating case, 5. earth rod, 6. jack, 7. trim ring.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Embodiment 1
As shown in Figure 1, a kind of conductive method and structure improving server leakage current of the present invention, be specially: one jiao, the downside place at machine box for server 3 back side is provided with one group of tapping screw 1, its diameter specifications is 3.5mm, this tapping screw 1 is by the jack 6 of wire 2 with earth rod 5, wherein, the joint of wire 2 is crimped between machine box for server 3 and tapping screw 1, screw head is socketed with insulating case 4, the other end joint of wire 2 to be inserted in jack 6 and to be fixed by trim ring 7, such design makes the Leakage Current of server be delivered on wire 2 by tapping screw 1, then leakage current is delivered to earth rod 5 by wire 2, thus reduce the Leakage Current numerical value of server, dew current values is made to be less than 3.5 milliamperes.
It should be noted that in present design, the manufactured materials of tapping screw 1 is the brass that conductivity is stronger; Acting as of insulating case 4 prevents the micro-electric current of cabinet inside and electromagnetism on the impact of this programme entirety, and insulating case 4 also has the effect of reinforcing tapping screw 1 simultaneously.
Embodiment 2
As shown in Figure 1, a kind of conductive method and structure improving server leakage current of the present invention, be specially: one jiao, the downside place at machine box for server 3 back side is provided with one group of tapping screw 1, its diameter specifications is 3.6mm, this tapping screw 1 is by the jack 6 of wire 2 with earth rod 5, wherein, the joint of wire 2 is crimped between machine box for server 3 and tapping screw 1, screw head is socketed with insulating case 4, the other end joint of wire 2 to be inserted in jack 6 and to be fixed by trim ring 7, such design makes the Leakage Current of server be delivered on wire 2 by tapping screw 1, then leakage current is delivered to earth rod 5 by wire 2, thus reduce the Leakage Current numerical value of server, dew current values is made to be less than 3.5 milliamperes.
It should be noted that in present design, the manufactured materials of tapping screw 1 is the brass that conductivity is stronger; Acting as of insulating case 4 prevents the micro-electric current of cabinet inside and electromagnetism on the impact of this programme entirety, and insulating case 4 also has the effect of reinforcing tapping screw 1 simultaneously.
Embodiment 3
As shown in Figure 1, a kind of conductive method and structure improving server leakage current of the present invention, be specially: one jiao, the downside place at machine box for server 3 back side is provided with one group of tapping screw 1, its diameter specifications is 3.7mm, this tapping screw 1 is by the jack 6 of wire 2 with earth rod 5, wherein, the joint of wire 2 is crimped between machine box for server 3 and tapping screw 1, screw head is socketed with insulating case 4, the other end joint of wire 2 to be inserted in jack 6 and to be fixed by trim ring 7, such design makes the Leakage Current of server be delivered on wire 2 by tapping screw 1, then leakage current is delivered to earth rod 5 by wire 2, thus reduce the Leakage Current numerical value of server, dew current values is made to be less than 3.5 milliamperes.
It should be noted that in present design, the manufactured materials of tapping screw 1 is the brass that conductivity is stronger; Acting as of insulating case 4 prevents the micro-electric current of cabinet inside and electromagnetism on the impact of this programme entirety, and insulating case 4 also has the effect of reinforcing tapping screw 1 simultaneously.
By embodiment above, described those skilled in the art can be easy to realize the present invention.But should be appreciated that the present invention is not limited to above-mentioned embodiment.On the basis of disclosed execution mode, described those skilled in the art can the different technical characteristic of combination in any, thus realizes different technical schemes.
Claims (8)
1. improve a conductive method for server leakage current, it is characterized in that, the method step is as follows:
First machine box for server back underside one jiao of place is provided with one group of electric installation, then this electric installation is connected with earthing device by wire, the Leakage Current of server is made to be delivered to earthing device by electric installation and wire, thus reduce the Leakage Current numerical value of server, make server leakage current numerical value be less than 3.5 milliamperes.
2. a kind of conductive method improving server leakage current according to claim 1, it is characterized in that, when machine box for server back underside one jiao of place arranges electric installation, the joint of wire one end is crimped between electric installation and the machine box for server back side in the lump, thus the joint of wire one end and wire installation are fixed.
3. a kind of conductive method improving server leakage current according to claim 1, it is characterized in that, when wire is connected with earthing device, first the joint of wire is inserted in the jack of earthing device, then by trim ring, joint is fixed in jack.
4. improve a conductive structure for server leakage current, it is characterized in that, this structure comprises electric installation, wire and earthing device, and wherein, electric installation is arranged on machine box for server back underside one jiao of place, and this electric installation is connected with earthing device by wire.
5. a kind of conductive structure improving server leakage current according to claim 4, it is characterized in that, described electric installation is screw, and screw is screwed on screwed hole corresponding to machine box for server, wherein, the joint of wire is crimped between machine box for server and screw.
6. a kind of conductive structure improving server leakage current according to claim 5, it is characterized in that, described screw head is socketed with insulating case.
7. a kind of conductive structure improving server leakage current according to claim 6, is characterized in that, described screw is tapping screw, and its diameter specifications is 3.5mm ~ 3.7mm.
8. a kind of conductive structure improving server leakage current according to claim 4, is characterized in that, described earthing device is earth rod, and this earth rod sidewall opens jack, and the joint of wire to be inserted in jack and fixed by trim ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510768958.XA CN105428849A (en) | 2015-11-12 | 2015-11-12 | Conduction method and structure for improving leakage current of server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510768958.XA CN105428849A (en) | 2015-11-12 | 2015-11-12 | Conduction method and structure for improving leakage current of server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105428849A true CN105428849A (en) | 2016-03-23 |
Family
ID=55506878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510768958.XA Pending CN105428849A (en) | 2015-11-12 | 2015-11-12 | Conduction method and structure for improving leakage current of server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105428849A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10161774A (en) * | 1996-12-04 | 1998-06-19 | Hitachi Ltd | Information processor |
| CN102105844A (en) * | 2008-07-25 | 2011-06-22 | 惠普开发有限公司 | Leakage current dissipation devices |
| CN202931175U (en) * | 2012-11-07 | 2013-05-08 | 淮南万泰电子股份有限公司上海分公司 | Mine explosion-proof inverter cabinet |
| CN203102135U (en) * | 2013-03-20 | 2013-07-31 | 李宛娜 | Dustproof and antistatic computer case |
| CN104571365A (en) * | 2013-10-18 | 2015-04-29 | 陕西中科信息科技有限公司 | Case with electric leakage detection function |
-
2015
- 2015-11-12 CN CN201510768958.XA patent/CN105428849A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10161774A (en) * | 1996-12-04 | 1998-06-19 | Hitachi Ltd | Information processor |
| CN102105844A (en) * | 2008-07-25 | 2011-06-22 | 惠普开发有限公司 | Leakage current dissipation devices |
| CN202931175U (en) * | 2012-11-07 | 2013-05-08 | 淮南万泰电子股份有限公司上海分公司 | Mine explosion-proof inverter cabinet |
| CN203102135U (en) * | 2013-03-20 | 2013-07-31 | 李宛娜 | Dustproof and antistatic computer case |
| CN104571365A (en) * | 2013-10-18 | 2015-04-29 | 陕西中科信息科技有限公司 | Case with electric leakage detection function |
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Application publication date: 20160323 |